[The tonometer of professor Hjalmar Schiøtz].
Ytteborg
J
J
Oyeavdelingen Ullevålsykebus, Oslo.
D049673:History, 20th Century; D009664:Norway; D014065:Tonometry, Ocular / Q000266:history* / Q000295:instrumentation / Q000592:standards
Professor Hjalmar Schiøtz' tonometer.